Patents by Inventor Gyula Papp

Gyula Papp has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6265445
    Abstract: The present invention relates to novel, antiarrhythmically active phenoxyalkylamine derivatives possessing a double point of attack. More particularly, the present invention relates to new phenoxyalkylamine derivatives of the formula (1) wherein R1 and R2, independently from each other, mean hydrogen, halogen or C1-4 alkyl group; R3, R4 and R5, independently from each other, stand for hydrogen or C1-4 alkyl group; R6 represents hydrogen, C1-4 alkyl or benzyl group; R7 means nitro group or amino group optionally monosubstituted by C1-4 alkyl, benzoyl, C1-4 alkylcarbonyl, C1-4 alkylsulfonyl, C1-4 alkylcarbamoyl or C1-4 alkylthiocarbamoyl group; both n and m are 0 or 1, with the proviso that R2 is different from hydrogen, when R1 is hydrogen, as well as stereoisomers or mixtures of stereoisomers thereof, acid addition salts thereof and hydrates, prodrugs and metabolites of all these compounds.
    Type: Grant
    Filed: July 28, 2000
    Date of Patent: July 24, 2001
    Assignees: Gyogyszerkutato Intezet Kft, Szent-Gyorgyi Albert Orvostudomanyi Egyetem
    Inventors: Gyula Papp, András Varró, Péter Mátyus, Ildikó Varga, Tivadar Rettegi, Alice Druga, Antal Simay, Imre Moravcsik, Pál Berzsenyi, Daniella Barlocco, Giorgio Cignarella, Márta Pátfalusi
  • Patent number: 5703113
    Abstract: The invention relates to benzopyran compounds of formula (I) possessing pharmacological activity, as well as to pharmaceutical compositions containing the compounds of formula (I) and processes for the preparation thereof.
    Type: Grant
    Filed: November 8, 1995
    Date of Patent: December 30, 1997
    Assignee: Alkaloida Vegyeszeti Gyar
    Inventors: Tibor Eszenyi, Peter Sebok, Laszlo Frank, Gyula Papp, Tibor Timar, Tamas Bartik
  • Patent number: 4988730
    Abstract: The invention relates to novel diphenylpropylamine derivatives of the general formula (I). ##STR1## R.sup.1 stands for hydrogen or a methyl group; R.sup.2 stands for hydrogen, a methyl or n-decyl group;Z means a phenyl group substituted by R.sup.3, R.sup.4 and R.sup.5, whereinR.sup.3 means hydrogen, fluorine, chlorine or bromine, or a nitro, C.sub.1-12 alkyl, C.sub.1-4 alkoxy, phenoxy or benzyloxy group;R.sup.4 and R.sup.5 represent hydrogen, chlorine or a hydroxy, alkoxy, benzyloxy, acetamino or carboxy group; orR.sup.4 and R.sup.5 together form a methylendioxy group;orZ may stand for a 4-methoxynaphtyl or 4-ethoxy-naphthyl group; andR.sup.6 stands for hydrogen or fluorine, with the proviso that each of R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.6 cannot simultaneously stand for hydrogen, as well as their physiologically acceptable acid addition salts.The invention also relates to a process for the preparation of these compounds and to the pharmaceutical compositions containing these compounds.
    Type: Grant
    Filed: July 21, 1989
    Date of Patent: January 29, 1991
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyar RT
    Inventors: Dezso Korbonits, Pal Kiss, Laszlo Szekeres, Gyula Papp, Gabor Kovacs, Andrea Santane Csutor, Sandor Virag, Eva Udvari, Imre Bata, Katalin Marmarosi nee Kellner, Laszlo Tardos, Peter Kormoczy, Vera Gergely, Zoltan Vargai
  • Patent number: 4735965
    Abstract: The invention relates to new 7-oxo-PGI.sub.2 -ephedrine salt analogues of the Formula I ##STR1## wherein A stands for --(CH.sub.2).sub.2 --, cis or trans --CH.dbd.CH-- or --C.tbd.C--;R.sup.1 is lower alkyl or hydrogen;B represents a chemical bond, --CH.sub.2 -- or --CR.sup.2 R.sup.3 ;R.sup.2 stands for lower alkyl or hydrogen;R.sup.3 represents lower alkyl or hydrogen;X is a chemical bond, --O-- or --CH.sub.2 --;R.sup.4 stands for C.sub.1-6 alkyl, C.sub.4-7 cycloalkyl, C.sub.1-6 fluoroalkyl, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl, phenyl, substituted phenyl or heteroaryl.The salts of the Formula I show the same pharmacological profile as the sodium salt of PGI.sub.2, they inhibit blood aggregation and the secretion of gastric acid, are useful in the prevention of anginal attacks.
    Type: Grant
    Filed: May 28, 1986
    Date of Patent: April 5, 1988
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt.
    Inventors: Gabor Kovacs, Geza Galambos, Istvan Tomoskozi, Karoly Kanai, Peter Gyory, Peter Kormoczy, Istvan Stadler, Laszlo Szekeres, Gyula Papp, Eva Udvary, Pal Hadhazy, Jeno Marton, Gyorgy Dorman
  • Patent number: 4530923
    Abstract: The invention relates to new cyclic imines of the general formula (I), ##STR1## wherein A represents carbonyl or hydroxymethylene,B is oxygen or imino,R stands for hydrogen or lower alkyl,X.sub.1 and X.sub.2 may be the same or different and represent hydrogen, halogen, lower alkyl or alkoxy, amino or nitro,n is 6 or 7, andm is 0 or 1,and pharmaceutically acceptable acid addition salts and quaternary salts thereof. The invention relates further to a process for the preparation of said compounds, to pharmaceutical compositions containing said compounds as the active ingredient and to a process for the preparation of said pharmaceutical compositions.The cyclic imine derivatives of the invention possess valuable antiarrhythmic properties and can be used to advantage in the treatment of cardiovascular diseases.
    Type: Grant
    Filed: October 20, 1982
    Date of Patent: July 23, 1985
    Assignee: Egyt Gyogyszervegyeszeti Gyar
    Inventors: Jozsef Rakoczi, Edit Berenyi nee Poldermann, Bela Fekete, Laszlo Szekeres, Gyula Papp, Eva Keszthelyi nee Udvary
  • Patent number: 4365064
    Abstract: The invention concerns new compounds of the formula (I) ##STR1## wherein R.sup.1 is hydrogen, phenyl or phenyl substituted with at least one alkyl having 1 to 4 carbon atoms, halogen, alkoxy having 1 to 4 carbon atoms or nitro;R.sup.2 is alkyl having 1 to 4 carbon atoms, cycloalkyl having 5 to 7 carbon atoms, phenyl, or phenyl substituted with at least one alkyl having 1 to 4 carbon atoms, halogen, alkoxy having 1 to 4 carbon atoms or nitro;R.sup.3 is alkoxy having 1 to 4 carbon atoms or hydrogen,R.sup.4 is hydrogen, alkyl having 1 to 4 carbon atoms unsubstituted or substituted with alkoxy having 1 to 4 carbon atoms, benzyloxy or cyano, phenyl, or phenyl substituted with at least one alkyl having 1 to 4 carbon atoms, halogen, alkoxy having 1 to 4 carbon atoms or nitro, or phenyl-(C.sub.1-4 alkyl)-alkyl, in which the phenyl moiety may bear an alkoxy substituent having 1 to 4 carbon atoms or a halogen;m and n are each 0, 1 or 2 or a pharmaceutically acceptable acid addition or quaternary salt thereof.
    Type: Grant
    Filed: October 14, 1980
    Date of Patent: December 21, 1982
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt
    Inventors: Kalman Takacs, Ilona Kiss nee Ajzert, Antal Simay, Peter Literati Nagy, Maria Hetyey nee Papp, Marian Ecsery nee Puskas, Laszlo Szekeres, Gyula Papp, Sandor Viragh, Eva Udvardy
  • Patent number: 4228164
    Abstract: A compound of the formula ##STR1## wherein R is hydroxy, alkoxy or acyloxyQ is sulfur or a .dbd.N--R.sup.1 group, wherein R.sup.1 ishydrogen, C.sub.1-5 alkyl or aralkyl or C.sub.2-4 acyl, or a pharmaceutically acceptable acid addition salt thereof.
    Type: Grant
    Filed: November 7, 1978
    Date of Patent: October 14, 1980
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt.
    Inventors: Rudolf Szebeni, Dezso Korbonits, Kalman Harsanyi, Molnar Leventene, Laszlo Szekeres, Gyula Papp, Gyula Sebestyen
  • Patent number: 4163786
    Abstract: The invention relates to new thiazoloisoquinolines of the formula (I), or pharmaceutically acceptable salts thereof, ##STR1## wherein R.sup.1 is hydrogen, hydroxy, alkoxy or aralkoxy,R.sup.2 is hydrogen, hydroxy, alkoxy or aralkoxy,R.sup.3 is hydrogen, cyano, alkyl, aryl, nitro, carboxy, carboalkoxy or carboxamido, andY is oxygen, sulfur, or a group of the formula .dbd.N--R.sup.4, wherein R.sup.4 stands for hydrogen, alkyl, aryl, acyl, alkyl-sulfonyl or arysulfonyl.These new compounds can be used in practice as heart medicines or respiratory analeptics.
    Type: Grant
    Filed: January 16, 1978
    Date of Patent: August 7, 1979
    Assignee: Chinoin Pharmaceutical and Chemical Works Ltd.
    Inventors: Kalman Harsanyi, Kalman Takacs, Pal Kiss, Laszlo Szekeres, Gyula Papp, Eva Benedek
  • Patent number: 4062850
    Abstract: 1-Cyano-2-imino-2H,4H-5,6-dihydro-8,9-dimethoxy-1,2-thiazolo(3,2a)isoquinol ine or 2-imino-2H,4H-5,6-dihydro-8,9-dimethoxy-1,2-thiazolo(3,2a)isoquinoline or a pharmaceutically acceptable salt thereof. These compounds are effective as heart medicines and respiratory analeptics.
    Type: Grant
    Filed: June 30, 1976
    Date of Patent: December 13, 1977
    Assignee: Chinoin Pharmaceutical and Chemical Works Ltd.
    Inventors: Kalman Harsanyi, Kalman Takacs, Pal Kiss, Laszlo Szekeres, Gyula Papp, Eva Benedek
  • Patent number: 4010193
    Abstract: A basic ester having the formula ##STR1## wherein Ac is benzoyl substituted by at least two substituents selected from the group which consist of halogen atoms, lower alkyl, lower alkoxy, hydroxy, nitro and sulfamoyl, and A B are hydrogen or lower alkyl or are cycloalkyl together. The compounds are therapeutic for cardic conditions.
    Type: Grant
    Filed: April 26, 1973
    Date of Patent: March 1, 1977
    Assignee: Chinoin Gyogyszer-es Vegyeszeti Termekek Gyara RT
    Inventors: Kalman Harsanyi, Laszlo Szekeres, Gergely Heja, Gyula Papp, Dezso Korbonits, Pal Kiss
  • Patent number: 3979397
    Abstract: The invention relates to new thiazoloisoquinolines of the general formula (I), or salts thereof, ##SPC1##WhereinA stands for a group of the formula ##EQU1## R.sup.1 stands for hydrogen, hydroxy, alkoxy or aralkoxy, R.sup.2 stands for hydrogen, hydroxy, alkoxy or aralkoxy,R.sup.3 stands for hydrogen, alkyl, aryl, nitro, carboxy or a carboxy derivative, andY stands for oxygen, sulfur, or a group of the formula =N--R.sup.4, wherein R.sup.4 stands for hydrogen, alkyl, aryl, acyl, alkylsulfonyl or arylsulfonyl.These new compounds can be used in practice as heart medicines or respiratory analeptics.The new compounds according to the invention can be prepared as follows: an isoquinoline of the general formula (II) or a salt thereof ##SPC2##WhereinR.sup.5 stands for hydrogen, hydroxy, alkoxy or aralkoxy,R.sup.6 stands for hydrogen, hydroxy, alkoxy or aralkoxy,R.sup.
    Type: Grant
    Filed: May 28, 1974
    Date of Patent: September 7, 1976
    Assignee: Chinoin Pharmaceutical and Chemical Works Ltd.
    Inventors: Kalman Harsanyi, Kalman Takacs, Pal Kiss, Laszlo Szekeres, Gyula Papp, Eva Benedek